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<?php //this code will append a &mobileapp to every https://example.com url and http://foobar.com url ob_start(function($buffer){ $append = 'mobileapp'; $domain = '(?:'.preg_quote('example.com/~hillybilly', '/') .'|'. '(?.*?\.)?'.preg_quote('foobar.com', '/) .')'; $regex = '/\b(https?:\/\/'.$domain .'\/?)([a-z0-9\._\/~%\-\+&\#!=\(\)@]*)?([?])?([a-z0-9\._\/~%\-\+&\#!=\(\)@]*)?/igm'; $buffer = preg_replace($regex, '$1$2?'.$append.'&$4', $buffer); return $buffer; }); ?> http://foobar.com http://www.example.com/~hillybilly/foobar.php ob_end_flush();
Output for 5.4.0 - 5.4.24
Parse error: syntax error, unexpected '';' (T_CONSTANT_ENCAPSED_STRING) in /in/E7E6o on line 9
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_CONSTANT_ENCAPSED_STRING in /in/E7E6o on line 9
Process exited with code 255.

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